Answer:
-18
Step-by-step explanation:
Multiply both sides:
2x - 12 + 3x + 6
Move the variable to the left-hand side and change its sign:
2x - 12 - 3x + 6
2x - 3x = 6 + 12
Collect Like Terms
-x + 6 + 12
-x + 18
Change the signs on both sides of the equation:
x + -18